Electrical Technology II
 
 
Subject Code: EET1176
Aim of Subject: To provide the students with basic understanding of electrical technology and electronics.
Learning Outcome of Subject: At the completion of the subject, students should be able to:
  • discuss the basic concepts of junction diode and junction transistors.
  • apply Op-Amps in different applications.
  • design and construct simple logic circuits.
  • design and construct conversion circuits using power semiconductor devices.
  • differentiate between three-phase and single-phase circuits in terms of construction and applications.
  • select suitable wires and protection devices for various applications.
Programme Outcomes:
  • Ability to acquire and apply fundamental principles of science and engineering(60%)
  • Capability to communicate effectively(10%)
  • Ability to identify, formulate and model problems and find engineering solutions based on a systems approach(15%)
  • Understanding of the importance of sustainability and cost-effectiveness in design and development of engineering solutions(5%)
  • Ability to work effectively as an individual, and as a member/leader in a team(10%)
Assessment Scheme:
  • Lab Experiments - work in group of 2,lab report writing(10%)
  • Tutorial / Assignment - individual assignment,to apply and practice concepts taught in lecture(15%)
  • Test/Quiz - written exam(15%)
  • Final Exam - written exam(60%)
Teaching and Learning Activities : 54 hours (lectures,tutorials and laboratory experiments)
Credit Hours: 3
Pre-Requisite: EET1166 Electrical Technology I
References:
  • Millman and Halkias, "Electronic devices and circuit", McGraw Hill. (Textbook)
  • "Digital Logic" by Morris Mano, MPI.
  • "Electrical Machines, Drives and Power Systems", T. Wildi, Prentice Hall.

Subject Contents

  • Analog Electronics
    • (10 hours)
    Junction diode characteristics and simple diode rectifier circuits. Physical principles and characteristics of junction transistors. Op-Amps. Operational Amplifier applications.
     
  • Digital Electronics
    • (10 hours)
    Boolean Functions. Logic Gates. The Karnaugh map. Flip-flops. Multiplexers and Decoders. Counters.
     
  • Introduction to Power Electronics
    • (7 hours)
    SCR, DIAC, TRIAC, MOSFET and IGBT. Basics of converters and inverters.
     
  • Three Phase Circuits (8 hours)
    Advantages of poly-phase systems over single phase systems. Generation of 2 and 3 phase voltages. Star and Delta connection. Balanced loads.
     
  • Electrical Installation and Protection (5 hours)

    • Electricity generation, transmission and distribution. Wiring regulations. Conductors and cables – requirements of conductors and insulators. IEE regulations on conductor and cable rating. Classes of excess-current protection. Protection against electrical shock and fire. Fuses and circuit breakers. Objective and approach of power system protection.
     

Laboratory

Experiment 1: Diodes and Transistor.
Experiment 2: Operational amplifier & their application.
Experiment 3: Logic gates & their application.